XML 48 R37.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 9 - Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Beginning balance $ 209,213  
Ending balance 202,442  
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]    
Beginning balance (1,493) $ (1,624)
Other comprehensive income (loss) before reclassifications 111 127
Amounts reclassified from Accumulated other comprehensive loss 195 172
Net current period adjustments to Other comprehensive income 306 299
Ending balance (1,187) (1,325)
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]    
Beginning balance 10 86
Other comprehensive income (loss) before reclassifications (7) (75)
Amounts reclassified from Accumulated other comprehensive loss (4) (24)
Net current period adjustments to Other comprehensive income (11) (99)
Ending balance (1) (13)
AOCI Attributable to Parent [Member]    
Beginning balance (1,483) (1,538)
Other comprehensive income (loss) before reclassifications 104 52
Amounts reclassified from Accumulated other comprehensive loss 191 148
Net current period adjustments to Other comprehensive income 295 200
Ending balance $ (1,188) $ (1,338)